Irregular plural nouns are nouns that do not become plural by adding -s or -es, as most nouns in the English language do. Irregular plural nouns list in english;
Singular | Plural |
Addendum | Addenda |
Aircraft | Aircraft |
Alumna | Alumnae |
Alumnus | Alumni |
Analysis | Analyses |
Antenna | Antennae |
Antithesis | Antitheses |
Apex | Apices |
Appendix | Appendices |
Axis | Axes |
Bacillus | Bacilli |
Bacterium | Bacteria |
Basis | Bases |
Bison | Bison |
Bureau | Bureaux |
Cactus | Cacti |
Child | Children |
Codex | Codices |
Concerto | Concerti |
Corpus | Corpora |
Crisis | Crises |
Criterion | Criteria |
Curriculum | Curricula |
Datum | Data |
Deer | Deer |
Diagnosis | Diagnoses |
Ellipsis | Ellipses |
Erratum | Errata |
Focus | Foci |
Foot | Feet |
Formula | Formulae |
Fungus | Fungi |
Genus | Genera |
Goose | Geese |
Graffito | Graffiti |
Grouse | Grouse |
Index | Indices |
Larva | Larvae |
Libretto | Libretti |
Locus | Loci |
Louse | Lice |
Man | Men |
Medium | Media |
Mouse | Mice |
Nebula | Nebulae |
Nucleus | Nuclei |
Oasis | Oases |
Ovum | Ova |
Ox | Oxen |
Phylum | Phyla |
Prognosis | Prognoses |
Quiz | Quizzes |
Series | Series |
Sheep | Sheep |
Species | Species |
Stimulus | Stimuli |
Stratum | Strata |
Swine | Swine |
Syllabus | Syllabi |
Synopsis | Synopses |
Thesis | Theses |
Tooth | Teeth |
Trout | Trout |
Tuna | Tuna |
Vita | Vitae |
Woman | Women |
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